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Re: How to count number of C-u prefixes?
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From: |
Jean Louis |
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Subject: |
Re: How to count number of C-u prefixes? |
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Date: |
Fri, 4 Feb 2022 18:25:53 +0300 |
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User-agent: |
Mutt/2.1.5+104 (cd3a5c8) (2022-01-09) |
* Emanuel Berg via Users list for the GNU Emacs text editor
<help-gnu-emacs@gnu.org> [2022-02-04 18:08]:
> Oh, oh! Incorrect order of argument mentioned in docstring ...
Am I supposed to mention arguments by their order in docstrin?
> Also instead of C-u use \\[universal-argument].
Thanks, I got it.
> > (let* ((times (if (= prefix 1) 1 (log prefix 4)))
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> What, when prefix is 1 one has it C-u 0 times :)
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> You just need (log prefix 4), if prefix is 1 that will be
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> (log 1 4) ; 0
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> since always x^0 = 1
Yes, but it does not work that way.
--
Jean
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